 <aside>
    <div class="rnav">
    	<?php foreach ($rightCatedata as $k=>$v){?>
      <li class="rnav<?php echo $k+1?> "><a href="<?php echo U('List/index',array('cid'=>$v['cid']))?>"><?php echo $v['cname']?></a></li>
      <?php }?>
    </div>